Exercise 1

library(tsibble)
library(fabletools)
library(dplyr)
library(plotly)

us_abs_path <- paste(rprojroot::find_rstudio_root_file(), "data", "Alcoholic Beverages Sales.csv", sep = "/")

us_abs <- read.csv(us_abs_path, stringsAsFactors = FALSE) %>%
  setNames(c("date", "y")) %>%
  mutate(index = yearmonth(as.Date(date))) %>%
  select(-date) %>%
  as_tsibble(index = index)

p1 <- us_abs %>% autoplot()

p1

ggplotly(p1)

Exercise 2

ca_elec_path <- paste(rprojroot::find_rstudio_root_file(), "data", "ca_elec.rda", sep = "/")

load(ca_elec_path)

ca_elec_ts <- ca_elec %>%
  as_tsibble(index = date_time, key = operator)

p2 <- ca_elec_ts %>% autoplot()

p2

ggplotly(p2)